HFC-143a ,CH3CF3
 Physical Properties:
| Molecular weight |
84.0 |
| Boiling point under 1.013×105Pa,°C |
-47.75 |
| Density of liquid at 25°C,kg/cm3 |
1.300 |
| Vapor pressure at 25°C,MPa |
1.247 |
| Critical temperature,°C |
73.15 |
| Critical pressure,MPa |
3.834 |
| Critical density,g/cm3 |
0.455 |
| Latent heat of vapouration at bp.,kJ/kg |
231.0 |
| Specific heat of liquid at 25°C,kJ/kg.°C |
1.31 |
| ODP |
0 |
| GWP |
1.1 |
Quality Specification:
| Grade |
Excellent |
First |
| Purity, %, min |
99.8 |
99.5 |
| Moisture content,mg.kg1, max |
10 |
20 |
Use:
Refrigerant substrituting for R-502. |
